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Annual

Cornflower

Centaurea cyanus

Bachelor's ButtonBlue BottleBluetBoutonniere Flower

Cornflower is a charming annual wildflower with distinctive fringed blue petals, symbolizing delicacy, refinement, and hope.

Plant Family

Asteraceae (Daisy family)

Blooming

Late spring to early fall (May-September)

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Delicate Cornflower blooms with distinctive fringed blue petals
Delicate Cornflower blooms with distinctive fringed blue petals

Symbolism & Meanings

Key Meanings

Delicacy
Refinement
Hope
Single Life
Celibacy
Good Fortune

Perfect For

Bachelor partiesSingle blessedness celebrationsHope and encouragementWedding boutonnieresMemorial gardens

Color Meanings

Blue:Traditional bachelor status, fidelity, trust
White:Purity, innocence, hope
Pink:Gentle love, affection
Purple:Dignity, remembrance

Similar flowers: hellebores and gardenias also share similar meanings.

Cultural Significance

Symbol of single blessedness (hence "Bachelor's Button"). In Germany, it's associated with Prussian blue and was Kaiser Wilhelm I's favorite flower. France adopted it as a symbol of remembrance.

Botanical Information

Physical Characteristics

Flower Size: 1-2 inches diameter (2.5-5 cm), distinctive fringed petals
Plant Size: 1-3 feet tall (0.3-1 meter), 6-12 inches spread
Flower Shape: Thistle-like with fringed ray petals around central disc

Natural Habitat

Native to: Europe, Western Asia
Habitat: Originally European grain fields; now cultivated gardens and naturalized areas
Climate: Temperate, Cool season annual

Growing Guide

Sunlight

Full sun; tolerates partial shade but flowers best in sun

Water

Low to moderate; drought tolerant once established

Soil

Well-drained, Average fertility, Slightly alkaline (pH 6.0-8.0)

Expert Growing Tips

1

Direct sow seeds in early spring or fall

2

Self-seeds readily in suitable conditions

3

Deadhead for continued blooming

4

Grows well in poor soils

5

Succession plant for continuous blooms

Uses & Benefits

Ornamental Uses

  • Cottage gardens and wildflower meadows
  • Cut flower gardens
  • Dried flower arrangements
  • Boutonnieres and wedding flowers
  • Pollinator gardens

Traditional Uses

  • Traditional European herbal medicine for eye problems
  • Historically used for treating wounds and inflammation
  • Edible flowers used in salads and as garnish

Disclaimer: Information provided is for educational purposes only. Consult healthcare professionals before using any plant medicinally.

Frequently Asked Questions about the Cornflower

What does Cornflower symbolize?

Cornflower symbolizes single blessedness, delicacy, and hope. It's traditionally associated with bachelors and represents the beauty of the single life.

Why is Cornflower called Bachelor's Button?

The name comes from the tradition of unmarried men wearing the flower in their lapels, and its ability to stay fresh when pinned to clothing.

Are Cornflowers easy to grow?

Yes, Cornflowers are very easy to grow from seed. They prefer full sun and well-drained soil, and are quite drought tolerant once established.

Do Cornflowers come back every year?

Cornflowers are annuals, but they self-seed readily. Once established, they often return on their own, creating naturalized colonies.

Are Cornflower petals edible?

Yes, Cornflower petals are edible and make beautiful additions to salads, desserts, and as garnishes with their mild, slightly spicy flavor.

Available Colors

Blue
White
Pink
Purple
Burgundy
Black

Quick Facts

Type:annual
Family:Asteraceae (Daisy family)
Native to:Europe
Blooms:Late spring to early fall (May-September)

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